__builtin_mul_overflow 157 lib/intprops-internal.h # define _GL_INT_MULTIPLY_WRAPV(a, b, r) __builtin_mul_overflow (a, b, r) __builtin_mul_overflow 164 lib/intprops-internal.h ? ((void) __builtin_mul_overflow (a, b, r), 1) \ __builtin_mul_overflow 165 lib/intprops-internal.h : __builtin_mul_overflow (a, b, r))